Michigan State University

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks30 · 790,816 IPv4 addresses
IPv6 4 prefixes (largest 2605:dd00::/32)
All fragments 39 blocks across 2 clusters
Cluster ID222382402
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

8 weekly snapshots · JSON
36 +23 netblocks since 2026-07-05
2026-07-05 peak 36 2026-08-16

IP Ranges (30)

⬇ export CSV
CIDR Org name Registry Status Confidence
35.8.0.0 – 35.10.255.255 Michigan State University ARIN ASSIGNMENT ● high
35.8.0.0/13 Michigan State University BGP ANNOUNCED ● high
35.11.0.0/16 Michigan State University ARIN ASSIGNMENT ● high
35.11.80.0/20 Michigan State University BGP ANNOUNCED ● high
35.11.95.0/24 Michigan State University BGP ANNOUNCED ● high
35.12.0.0/16 Michigan State University ARIN ASSIGNMENT ● high
35.12.240.0/21 Michigan State University BGP ANNOUNCED ● high
35.13.0.0/16 Michigan State University ARIN ASSIGNMENT ● high
35.14.0.0/16 Michigan State University ARIN ASSIGNMENT ● high
35.15.0.0/16 Michigan State University ARIN ASSIGNMENT ● high
35.20.0.0/14 Michigan State University ARIN ASSIGNMENT ● high
192.108.188.0/24 Michigan State University BGP ANNOUNCED ● high
192.108.189.0/24 Michigan State University ARIN DIRECT ALLOCATION ● high
192.108.190.0/24 Michigan State University ARIN DIRECT ALLOCATION ● high
192.108.191.0/24 Michigan State University BGP ANNOUNCED ● high
192.188.100.0/24 Michigan State University ARIN DIRECT ALLOCATION ● high
192.188.118.0/24 Michigan State University ARIN DIRECT ALLOCATION ● high
192.231.113.0/24 Michigan State University BGP ANNOUNCED ● high
198.111.32.0/24 Michigan State University ARIN ASSIGNMENT ● high
198.111.59.0/29 Michigan State University ARIN ASSIGNMENT ● high
207.73.197.0/24 Michigan State University ARIN ASSIGNMENT ● high
207.73.216.0 – 207.73.221.255 Michigan State University ARIN ASSIGNMENT ● high
207.74.28.16/28 Michigan State University ARIN ASSIGNMENT ● high
207.74.40.0/24 Michigan State University ARIN ASSIGNMENT ● high
207.74.148.0/24 Michigan State University ARIN ASSIGNMENT ● high
207.74.167.72/29 Michigan State University ARIN ASSIGNMENT ● high
2605:dd00::/32 Michigan State University BGP ANNOUNCED ● high
2605:dd00:4000::/48 Michigan State University BGP ANNOUNCED ● high
2605:dd00:4002::/48 Michigan State University BGP ANNOUNCED ● high
2605:dd00:8000::/48 Michigan State University BGP ANNOUNCED ● high

IPv6 ranges (4)

Domains hosted in this network

what's this?

Network trust

what's this?
RPKI hygiene: C how networks compare →
55.6% of checked blocks have valid RPKI ROA coverage (20 of 36)
Possible discrepancies (5)

These blocks are registered to Michigan State University but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

207.73.216.0 – 207.73.221.255 /21 authorized for AS237 — Merit Network Inc.
198.111.32.0/24 /24 authorized for AS237 — Merit Network Inc.
207.73.197.0/24 /24 authorized for AS237 — Merit Network Inc.
207.74.148.0/24 /24 authorized for AS237 — Merit Network Inc.
207.74.40.0/24 /24 authorized for AS237 — Merit Network Inc.

NIC Handles

AS231 AS400066 ATS14-ARIN DAS32-ARIN DEN4-ARIN DTS21-ARIN MISU